XWPF: support for pictures in headers

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1083764 13f79535-47bb-0310-9956-ffa450edef68

src/ooxml/java/org/apache/poi/xwpf/model/XWPFHeaderFooterPolicy.java

@@ -107,9 +107,14 @@ public class XWPFHeaderFooterPolicy {
 			// Get the header
 			CTHdrFtrRef ref = sectPr.getHeaderReferenceArray(i);
 			PackagePart hdrPart = doc.getPartById(ref.getId());
-			HdrDocument hdrDoc = HdrDocument.Factory.parse(hdrPart.getInputStream());
-			CTHdrFtr hdrFtr = hdrDoc.getHdr();
-			XWPFHeader hdr = new XWPFHeader(doc, hdrFtr);
+
+            XWPFHeader hdr = null;
+
+            for (POIXMLDocumentPart part : doc.getRelations()) {
+                if (part.getPackagePart().getPartName().equals(hdrPart.getPartName())) {
+                    hdr = (XWPFHeader) part;
+                }
+            }
 
 			// Assign it
 			Enum type = ref.getType();

src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFHeader.java

@@ -133,7 +133,6 @@ public class XWPFHeader extends XWPFHeaderFooter {
 		            }
 		        }
                 cursor.dispose();
-		        getAllPictures();
 			} catch (IOException e) {
 				// TODO Auto-generated catch block
 				e.printStackTrace();

src/ooxml/java/org/apache/poi/xwpf/usermodel/XWPFPicture.java

@@ -64,7 +64,7 @@ public class XWPFPicture {
      */
     public XWPFPictureData getPictureData(){
     	String blipId = ctPic.getBlipFill().getBlip().getEmbed();
-    	for(POIXMLDocumentPart part: paragraph.getDocument().getRelations()){
+        for(POIXMLDocumentPart part: ((POIXMLDocumentPart) paragraph.getPart()).getRelations()){
     		  if(part.getPackageRelationship().getId().equals(blipId)){
     			  return (XWPFPictureData)part;
     		  }

src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFHeader.java

@@ -34,15 +34,21 @@ public final class TestXWPFHeader extends TestCase {
 
 		XWPFHeaderFooterPolicy policy = sampleDoc.getHeaderFooterPolicy();
 
-
 		XWPFHeader header = policy.getDefaultHeader();
 		XWPFFooter footer = policy.getDefaultFooter();
 		assertNotNull(header);
 		assertNotNull(footer);
+	}
 
-		// TODO verify if the following is correct
-		assertNull(header.toString());
+    public void testImageInHeader() {
+        XWPFDocument sampleDoc = XWPFTestDataSamples.openSampleDocument("headerPic.docx");
 
+        XWPFHeaderFooterPolicy policy = sampleDoc.getHeaderFooterPolicy();
+
+        XWPFHeader header = policy.getDefaultHeader();
+
+        assertNotNull(header.getRelations());
+        assertEquals(1, header.getRelations().size());
     }
 
 	public void testSetHeader() throws IOException {

src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFPictureData.java

@@ -26,6 +26,7 @@ import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
 import org.apache.poi.openxml4j.opc.PackageRelationship;
 import org.apache.poi.xssf.usermodel.XSSFRelation;
 import org.apache.poi.xwpf.XWPFTestDataSamples;
+import org.apache.poi.xwpf.model.XWPFHeaderFooterPolicy;
 
 public class TestXWPFPictureData extends TestCase {
 	   public void testRead(){
@@ -58,6 +59,16 @@ public class TestXWPFPictureData extends TestCase {
 			}
 	    }
 
+        public void testPictureInHeader() {
+            XWPFDocument sampleDoc = XWPFTestDataSamples.openSampleDocument("headerPic.docx");
+            XWPFHeaderFooterPolicy policy = sampleDoc.getHeaderFooterPolicy();
+
+            XWPFHeader header = policy.getDefaultHeader();
+
+            List<XWPFPictureData> pictures = header.getAllPictures();
+            assertEquals(1, pictures.size());
+        }
+
 	    public void testNew() throws Exception {
 	        XWPFDocument doc = XWPFTestDataSamples.openSampleDocument("EmptyDocumentWithHeaderFooter.docx");
 	        byte[] jpegData = "test jpeg data".getBytes();

src/ooxml/testcases/org/apache/poi/xwpf/usermodel/TestXWPFRun.java

@@ -17,10 +17,12 @@
 package org.apache.poi.xwpf.usermodel;
 
 import java.math.BigInteger;
+import java.util.List;
 
 import junit.framework.TestCase;
 
 import org.apache.poi.xwpf.XWPFTestDataSamples;
+import org.apache.poi.xwpf.model.XWPFHeaderFooterPolicy;
 import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTBr;
 import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTR;
 import org.openxmlformats.schemas.wordprocessingml.x2006.main.CTRPr;
@@ -326,4 +328,27 @@ public class TestXWPFRun extends TestCase {
        assertEquals(false, run.isStrike());
        assertEquals(null, run.getCTR().getRPr());
     }
+
+    public void testPictureInHeader() {
+        XWPFDocument sampleDoc = XWPFTestDataSamples.openSampleDocument("headerPic.docx");
+        XWPFHeaderFooterPolicy policy = sampleDoc.getHeaderFooterPolicy();
+
+        XWPFHeader header = policy.getDefaultHeader();
+
+        int count = 0;
+
+        for (XWPFParagraph p : header.getParagraphs()) {
+            for (XWPFRun r : p.getRuns()) {
+                List<XWPFPicture> pictures = r.getEmbeddedPictures();
+
+                for (XWPFPicture pic : pictures) {
+                    assertNotNull(pic.getPictureData());
+                }
+
+                count+= pictures.size();
+            }
+        }
+
+        assertEquals(1, count);
+    }
 }